The Washer,preloadindi, cataloged under National Stock Number 5310-01-177-5689, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fastener Technology Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,preloadindi |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Fastener Technology Corp (CAGE 58794); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-177-5689 |
| Primary Part Number | FT4162-8C196 |
| Item Name | Washer,preloadindi |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fastener Technology Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| FT4162-8C196 PRIMARY | Fastener Technology Corp (USA) |
| PLI-8-19.6 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HS4742-8C196 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| PLI-8-19.6 | 5/9 Secondary reference U.S. Government activity |
| B0202018-8-19.6 | 5/2 Secondary reference U.S. Government activity |
| HS4742-8C196 | 7/2 Vendor item drawing reference The Boeing Company |
NSN 5310-01-177-5689 is a Washer,preloadindi, manufactured by Fastener Technology Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-177-5689 has 2 manufacturer part numbers on file: FT4162-8C196 (Fastener Technology Corp), PLI-8-19.6 (Sps Technologies, Llc Dba PB Fasteners).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.